export.php
资源名称:amline.rar [点击查看]
上传用户:ntgydz
上传日期:2022-07-17
资源大小:261k
文件大小:2k
源码类别:
FlashMX/Flex源码
开发平台:
Flash/ActionScript
- <?php
- // amcharts.com export to image utility
- // set image type (gif/png/jpeg)
- $imgtype = 'jpeg';
- // set image quality (from 0 to 100, not applicable to gif)
- $imgquality = 100;
- // get data from $_POST or $_GET ?
- $data = &$_POST;
- // get image dimensions
- $width = (int) $data['width'];
- $height = (int) $data['height'];
- // create image object
- $img = imagecreatetruecolor($width, $height);
- // populate image with pixels
- for ($y = 0; $y < $height; $y++) {
- // innitialize
- $x = 0;
- // get row data
- $row = explode(',', $data['r'.$y]);
- // place row pixels
- $cnt = sizeof($row);
- for ($r = 0; $r < $cnt; $r++) {
- // get pixel(s) data
- $pixel = explode(':', $row[$r]);
- // get color
- $pixel[0] = str_pad($pixel[0], 6, '0', STR_PAD_LEFT);
- $cr = hexdec(substr($pixel[0], 0, 2));
- $cg = hexdec(substr($pixel[0], 2, 2));
- $cb = hexdec(substr($pixel[0], 4, 2));
- // allocate color
- $color = imagecolorallocate($img, $cr, $cg, $cb);
- // place repeating pixels
- $repeat = isset($pixel[1]) ? (int) $pixel[1] : 1;
- for ($c = 0; $c < $repeat; $c++) {
- // place pixel
- imagesetpixel($img, $x, $y, $color);
- // iterate column
- $x++;
- }
- }
- }
- // set proper content type
- header('Content-type: image/'.$imgtype);
- header('Content-Disposition: attachment; filename="chart.'.$imgtype.'"');
- // stream image
- $function = 'image'.$imgtype;
- if ($imgtype == 'gif') {
- $function($img);
- }
- else {
- $function($img, null, $imgquality);
- }
- // destroy
- imagedestroy($img);
- ?>